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| File name: | hpset_2018.06.28.01.exe |
| Full analysis: | https://app.any.run/tasks/2a7b5ba2-daef-4a38-ba22-002d7f5df6fd |
| Verdict: | Malicious activity |
| Analysis date: | January 10, 2019, 18:41:31 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive |
| MD5: | 159905DC2C40959349FE72BA2C729B80 |
| SHA1: | 35F9D1B8FE0765CB58FC27FB4A51A1DD9DB03435 |
| SHA256: | B3F9EDC6D66EBEDE32029914970E7F657A3084CCE1C8776C9E20878EE62F7E84 |
| SSDEEP: | 6144:5BevVLkJLkGZxQ2WVllv9cYSzWBWyXJiGb9hGF8yozNS01zh6ggVabeROiI:YhkJLxPmb1HSzWBWCcK94F8zzNFEk6C |
MALICIOUS
Loads dropped or rewritten executable
- webExt_DL.exe (PID: 3772)
- hpset_2018.06.28.01.exe (PID: 3104)
- YSearchSetTool.exe (PID: 2452)
Application was dropped or rewritten from another process
- nsE94D.tmp (PID: 2648)
- nsF237.tmp (PID: 3172)
- webExt_DL.exe (PID: 3772)
- YSearchSetTool.exe (PID: 2452)
Runs PING.EXE for delay simulation
- cmd.exe (PID: 3160)
SUSPICIOUS
Executable content was dropped or overwritten
- webExt_DL.exe (PID: 3772)
- hpset_2018.06.28.01.exe (PID: 3104)
Executes scripts
- nsF237.tmp (PID: 3172)
Starts application with an unusual extension
- hpset_2018.06.28.01.exe (PID: 3104)
Creates files in the user directory
- YSearchSetTool.exe (PID: 2452)
Starts CMD.EXE for commands execution
- wscript.exe (PID: 3728)
Changes the started page of IE
- YSearchSetTool.exe (PID: 2452)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
EXIF
EXE
| LegalCopyright: | Copyright (c) 2012 Yahoo! Inc. |
|---|---|
| FileVersion: | 2018.06.28.01 |
| FileDescription: | Yahoo homepage Set Setup |
| CompanyName: | Yahoo! Inc. |
| CharacterSet: | Windows, Latin1 |
| LanguageCode: | English (U.S.) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 2018.6.28.1 |
| FileVersionNumber: | 2018.6.28.1 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | 6 |
| OSVersion: | 4 |
| EntryPoint: | 0x316d |
| UninitializedDataSize: | 1024 |
| InitializedDataSize: | 118272 |
| CodeSize: | 24064 |
| LinkerVersion: | 6 |
| PEType: | PE32 |
| TimeStamp: | 2016:12:11 22:50:38+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 11-Dec-2016 21:50:38 |
| Detected languages: |
|
| CompanyName: | Yahoo! Inc. |
| FileDescription: | Yahoo homepage Set Setup |
| FileVersion: | 2018.06.28.01 |
| LegalCopyright: | Copyright (c) 2012 Yahoo! Inc. |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x000000D8 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 11-Dec-2016 21:50:38 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x00005CEF | 0x00005E00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.44129 |
.rdata | 0x00007000 | 0x00001246 | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.00503 |
.data | 0x00009000 | 0x0001A7F8 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.1145 |
.ndata | 0x00024000 | 0x0000E000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x00032000 | 0x00002168 | 0x00002200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.53572 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.2963 | 1059 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 5.31854 | 1128 | UNKNOWN | English - United States | RT_ICON |
103 | 2.21059 | 34 | UNKNOWN | English - United States | RT_GROUP_ICON |
105 | 2.73893 | 514 | UNKNOWN | English - United States | RT_DIALOG |
106 | 2.91148 | 248 | UNKNOWN | English - United States | RT_DIALOG |
111 | 2.89887 | 238 | UNKNOWN | English - United States | RT_DIALOG |
Imports
ADVAPI32.dll |
COMCTL32.dll |
GDI32.dll |
KERNEL32.dll |
SHELL32.dll |
USER32.dll |
ole32.dll |
Total processes
40
Monitored processes
8
Malicious processes
1
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3104 | "C:\Users\admin\AppData\Local\Temp\hpset_2018.06.28.01.exe" | C:\Users\admin\AppData\Local\Temp\hpset_2018.06.28.01.exe | explorer.exe | |
User: admin Company: Yahoo! Inc. Integrity Level: MEDIUM Description: Yahoo homepage Set Setup Exit code: 0 Version: 2018.06.28.01 | ||||
| 2452 | "C:\Users\admin\AppData\Local\Yahoo\yset\YSearchSetTool.exe" /partner=external-oo-hpbanner /yfrc_ie=yset_ie_syc_hp /yfrc_ff=yset_ff_syc_hp /yfrc_chr=yset_chr_syc_hp /ytc=yset_hpiebanner /ytchp=yset_hpiebanner /intl=us /setie /setchr /setff | C:\Users\admin\AppData\Local\Yahoo\yset\YSearchSetTool.exe | hpset_2018.06.28.01.exe | |
User: admin Company: Yahoo Inc. Integrity Level: MEDIUM Description: YSearchSetTool Exit code: 0 Version: 2018, 06, 28, 01 | ||||
| 2648 | "C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsE94D.tmp" webExt_DL.exe | C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsE94D.tmp | — | hpset_2018.06.28.01.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3772 | webExt_DL.exe | C:\Users\admin\AppData\Local\Yahoo\yset\webExt_DL.exe | nsE94D.tmp | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3172 | "C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsF237.tmp" wscript.exe invisible.vbs checksets.bat | C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsF237.tmp | — | hpset_2018.06.28.01.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3728 | wscript.exe invisible.vbs checksets.bat | C:\Windows\system32\wscript.exe | — | nsF237.tmp |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 | ||||
| 3160 | cmd /c ""C:\Users\admin\AppData\Local\Yahoo\yset\checksets.bat" " | C:\Windows\system32\cmd.exe | — | wscript.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 2168 | PING 127.0.0.1 -n 1800 | C:\Windows\system32\PING.EXE | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
1 320
Read events
1 208
Write events
0
Delete events
0
Modification events
Executable files
11
Suspicious files
2
Text files
7
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsiF4D8.tmp.htm | — | |
MD5:— | SHA256:— | |||
| 3772 | webExt_DL.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RB73MZ6Y\yahoo_homepage-1.5.2-fx[1].xpi | compressed | |
MD5:932FF4BA098232ADF882E69F4A4052EC | SHA256:0C70FF6C1117AF5D8670AE411A52C6997A26A071DA813A015661DF8FA2130DB7 | |||
| 2452 | YSearchSetTool.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\admin@yahoo[1].txt | text | |
MD5:BD5DF3C60FE7E06B7D2BF90A25CF5550 | SHA256:F3AF53508D2675097AF31AA7C28619BF09D0F361368B4B968112A3CCD2AA6667 | |||
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Yahoo\yset\checksets.bat | text | |
MD5:53136B74D9AE0821C34CF0F0EA545032 | SHA256:2081D047667212399FC1369DC47C3A1E19F896EC68428B6FA48C3A52D3C0C044 | |||
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsF237.tmp | executable | |
MD5:37707A29BD8EFBEB912019737BB2B584 | SHA256:4751809EF6FD3CED738392E7C5DF6D4E3938D85711DAA0B52B045B5092913C27 | |||
| 3772 | webExt_DL.exe | C:\Users\admin\AppData\Local\Yahoo\yset\[email protected] | text | |
MD5:DE2D7D3F5A543C716052BEA2C41A7123 | SHA256:FF5D7A6CAEB3A17F006ECA16EBB6AB612A59AF9EE6C2E5C6283AAAC54AF82625 | |||
| 3772 | webExt_DL.exe | C:\Users\admin\AppData\Local\Yahoo\yset\[email protected] | compressed | |
MD5:932FF4BA098232ADF882E69F4A4052EC | SHA256:0C70FF6C1117AF5D8670AE411A52C6997A26A071DA813A015661DF8FA2130DB7 | |||
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Temp\nsnE8DE.tmp\nsE94D.tmp | executable | |
MD5:37707A29BD8EFBEB912019737BB2B584 | SHA256:4751809EF6FD3CED738392E7C5DF6D4E3938D85711DAA0B52B045B5092913C27 | |||
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Yahoo\yset\YSearchUtil.dll | executable | |
MD5:9356F12A9FAFB0CFC91213AE727F7B9C | SHA256:EB654863FD6230E2470E66B933675E153E007DAB33DF8204BF39AACA69B6C928 | |||
| 3104 | hpset_2018.06.28.01.exe | C:\Users\admin\AppData\Local\Yahoo\yset\YSearchSetTool.exe | executable | |
MD5:8CF6891B39F55057E958766FCBA08F89 | SHA256:3C9971115278E434F0F7D1C0234988AC1FFBA2BD5EDE32985CEA3DE135DFF773 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
DNS requests
6
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3772 | webExt_DL.exe | 35.164.35.122:443 | addons.mozilla.org | Amazon.com, Inc. | US | unknown |
2452 | YSearchSetTool.exe | 77.238.185.34:443 | geo.yahoo.com | Yahoo! UK Services Limited | GB | shared |
3772 | webExt_DL.exe | 52.222.152.188:443 | addons.cdn.mozilla.net | Amazon.com, Inc. | US | unknown |
2452 | YSearchSetTool.exe | 212.82.100.137:443 | search.yahoo.com | Yahoo! UK Services Limited | CH | shared |
3104 | hpset_2018.06.28.01.exe | 77.238.185.34:443 | geo.yahoo.com | Yahoo! UK Services Limited | GB | shared |
DNS requests
Domain | IP | Reputation |
|---|---|---|
geo.yahoo.com |
| whitelisted |
addons.mozilla.org |
| shared |
addons.cdn.mozilla.net |
| shared |
search.yahoo.com |
| whitelisted |
dns.msftncsi.com |
| shared |
Threats
Process | Message |
|---|---|
YSearchSetTool.exe | 1-10-2019 18:41:48.270[2452,2460]: YSearchSetUtil called w/params: "C:\Users\admin\AppData\Local\Yahoo\yset\YSearchSetTool.exe" /partner=external-oo-hpbanner /yfrc_ie=yset_ie_syc_hp /yfrc_ff=yset_ff_syc_hp /yfrc_chr=yset_chr_syc_hp /ytc=yset_hpiebanner /ytchp=yset_hpiebanner /intl=us /setie /setchr /setff
|
YSearchSetTool.exe | 1-10-2019 18:41:48.270[2452,2460]: RedirectKeysToInteractiveUser - LoadUserProfile call failed: 1314
|
YSearchSetTool.exe | 1-10-2019 18:41:48.285[2452,2460]: YSearchSetUtil successfully loaded YSearchUtil.dll
|
YSearchSetTool.exe | 1-10-2019 18:41:48.285[2452,2460]: Successfully found Firefox profile folder location: C:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default
|
YSearchSetTool.exe | 1-10-2019 18:41:48.301[2452,2460]: -- Successfully read Chrome's local state JSON file
|
YSearchSetTool.exe | 1-10-2019 18:41:48.317[2452,2460]: -- Successfully parsed Chrome's local state JSON file
|
YSearchSetTool.exe | 1-10-2019 18:41:48.348[2452,2460]: -- first run- sending acceptance beacon!
|
YSearchSetTool.exe | 1-10-2019 18:41:51.910[2452,2460]: >> send tracking beacon: https://geo.yahoo.com/p?t=1547145708&browser=inst&chr=1&ctid=%7bB099E53C-D091-364B-9EC7-6243D64B59FD%7d&dc=ieinstaller&defbrows=unk&ff=1&fr=&ie=1&ino=1&intl=us&itype=accept&osname=Windows&osver=6.1&pc=hp_banner&s=151340135&ver=1.0.0.140&vtestid=default
|
YSearchSetTool.exe | 1-10-2019 18:41:51.910[2452,2460]: Acting on set param: /setchr
|
YSearchSetTool.exe | 1-10-2019 18:41:51.910[2452,2460]: Calling CYSearchSetChrome::getCurrentDefaultSP (using secure prefs: 0)
|